Home / 195,123.84-292,681.20-89,942.81

Finding the Fourth Proportional to 195,123.84, 292,681.20 and 89,942.81

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Solution

The fourth proportional to 195,123.84, 292,681.20 and 89,942.81 is: 134,912.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,123.84 : 292,681.20 = 89,942.81 : x
  2. Step 2: Convert to fraction form
    195,123.84/292,681.20 = 89,942.81/x
  3. Step 3: Cross multiply
    195,123.84x = 292,681.20 × 89,942.81
  4. Step 4: Simplify right side
    195,123.84x = 26,324,567,930.12
  5. Step 5: Solve for x
    x = 26,324,567,930.12/195,123.84
  6. Step 6: Final answer
    x = 134,912.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.